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Diffstat (limited to 'libkonq/konq_drag.cpp')
| -rw-r--r-- | libkonq/konq_drag.cpp | 284 |
1 files changed, 284 insertions, 0 deletions
diff --git a/libkonq/konq_drag.cpp b/libkonq/konq_drag.cpp new file mode 100644 index 000000000..bb05fc8d8 --- /dev/null +++ b/libkonq/konq_drag.cpp @@ -0,0 +1,284 @@ +/* This file is part of the KDE projects + Copyright (C) 1998, 1999 Torben Weis <weis@kde.org> + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; see the file COPYING. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. +*/ + +#include "konq_drag.h" +#include <kdebug.h> +#include <kurldrag.h> + +KonqIconDrag::KonqIconDrag( TQWidget * dragSource, const char* name ) + : TQIconDrag( dragSource, name ), + m_bCutSelection( false ) +{ +} + +const char* KonqIconDrag::format( int i ) const +{ + if ( i == 0 ) + return "application/x-qiconlist"; + else if ( i == 1 ) + return "text/uri-list"; + else if ( i == 2 ) + return "application/x-tde-cutselection"; + else if ( i == 3 ) + return "text/plain"; + else if ( i == 4 ) //These two are imporant because they may end up being format 0, + //which is what KonqDirPart::updatePasteAction() checks + return "text/plain;charset=ISO-8859-1"; + else if ( i == 5 ) //..as well as potentially for interoperability + return "text/plain;charset=UTF-8"; + // warning, don't add anything here without checking KonqIconDrag2 + + else return 0; +} + +TQByteArray KonqIconDrag::encodedData( const char* mime ) const +{ + TQByteArray a; + TQCString mimetype( mime ); + if ( mimetype == "application/x-qiconlist" ) + a = TQIconDrag::encodedData( mime ); + else if ( mimetype == "text/uri-list" ) { + TQCString s = urls.join( "\r\n" ).latin1(); + if( urls.count() > 0 ) + s.append( "\r\n" ); + a.resize( s.length() + 1 ); // trailing zero + memcpy( a.data(), s.data(), s.length() + 1 ); + } + else if ( mimetype == "application/x-tde-cutselection" ) { + TQCString s ( m_bCutSelection ? "1" : "0" ); + a.resize( s.length() + 1 ); // trailing zero + memcpy( a.data(), s.data(), s.length() + 1 ); + } + else if ( mimetype == "text/plain" ) { + if (!urls.isEmpty()) + { + TQStringList uris; + for (TQStringList::ConstIterator it = urls.begin(); it != urls.end(); ++it) + uris.append(KURLDrag::stringToUrl((*it).latin1()).prettyURL()); + TQCString s = uris.join( "\n" ).local8Bit(); + if( uris.count() > 1 ) + s.append( "\n" ); + a.resize( s.length()); // no trailing zero in clipboard text + memcpy( a.data(), s.data(), s.length()); + } + } + else if ( mimetype.lower() == "text/plain;charset=iso-8859-1") + { + if (!urls.isEmpty()) + { + TQStringList uris; + + for (TQStringList::ConstIterator it = urls.begin(); it != urls.end(); ++it) + uris.append(KURLDrag::stringToUrl((*it).latin1()).url(0, 4)); // 4 for latin1 + + TQCString s = uris.join( "\n" ).latin1(); + if( uris.count() > 1 ) + s.append( "\n" ); + a.resize( s.length()); + memcpy( a.data(), s.data(), s.length()); + } + } + else if ( mimetype.lower() == "text/plain;charset=utf-8") + { + if (!urls.isEmpty()) + { + TQStringList uris; + for (TQStringList::ConstIterator it = urls.begin(); it != urls.end(); ++it) + uris.append(KURLDrag::stringToUrl((*it).latin1()).prettyURL()); + TQCString s = uris.join( "\n" ).utf8(); + if( uris.count() > 1 ) + s.append( "\n" ); + a.resize( s.length()); + memcpy( a.data(), s.data(), s.length()); + } + } + return a; +} + +bool KonqIconDrag::canDecode( const TQMimeSource* e ) +{ + return e->provides( "application/x-qiconlist" ) || + e->provides( "text/uri-list" ) || + e->provides( "application/x-tde-cutselection" ); +} + +void KonqIconDrag::append( const TQIconDragItem &item, const TQRect &pr, + const TQRect &tr, const TQString &url ) +{ + TQIconDrag::append( item, pr, tr ); + urls.append( url ); +} + +KonqIconDrag2::KonqIconDrag2( TQWidget * dragSource ) + : KonqIconDrag( dragSource ) +{ +} + +void KonqIconDrag2::append( const TQIconDragItem &item, const TQRect &pr, + const TQRect &tr, const TQString& url, const KURL &mostLocalURL ) +{ + TQString mostLocalURLStr = KURLDrag::urlToString(mostLocalURL); + m_kdeURLs.append( url ); + KonqIconDrag::append( item, pr, tr, mostLocalURLStr ); +} + +const char* KonqIconDrag2::format( int i ) const +{ + if ( i == 6 ) + return "application/x-tde-urilist"; + return KonqIconDrag::format( i ); +} + +TQByteArray KonqIconDrag2::encodedData( const char* mime ) const +{ + TQCString mimetype( mime ); + if ( mimetype == "application/x-tde-urilist" ) + { + TQByteArray a; + int c=0; + for (TQStringList::ConstIterator it = m_kdeURLs.begin(); it != m_kdeURLs.end(); ++it) { + TQCString url = (*it).utf8(); + int l = url.length(); + a.resize(c+l+2); + memcpy(a.data()+c, url.data(), l); + memcpy(a.data()+c+l,"\r\n",2); + c += l+2; + } + a.resize(c+1); + a[c] = 0; + return a; + } + return KonqIconDrag::encodedData( mime ); +} + +// + +KonqDrag * KonqDrag::newDrag( const KURL::List & urls, bool cut, TQWidget * dragSource, const char* name ) +{ + // See KURLDrag::newDrag + TQStrList uris; + KURL::List::ConstIterator uit = urls.begin(); + KURL::List::ConstIterator uEnd = urls.end(); + // Get each URL encoded in utf8 - and since we get it in escaped + // form on top of that, .latin1() is fine. + for ( ; uit != uEnd ; ++uit ) + uris.append( KURLDrag::urlToString( *uit ).latin1() ); + return new KonqDrag( uris, cut, dragSource, name ); +} + +// urls must be already checked to have hostname in file URLs +KonqDrag::KonqDrag( const TQStrList & urls, bool cut, TQWidget * dragSource, const char* name ) + : TQUriDrag( urls, dragSource, name ), + m_bCutSelection( cut ), m_urls( urls ) +{} + +// urls must be already checked to have hostname in file URLs +KonqDrag::KonqDrag( const KURL::List & urls, const KURL::List& mostLocalUrls, + bool cut, TQWidget * dragSource ) + : TQUriDrag( dragSource ), + m_bCutSelection( cut ) +{ + TQStrList uris; + KURL::List::ConstIterator uit = urls.begin(); + KURL::List::ConstIterator uEnd = urls.end(); + // Get each URL encoded in utf8 - and since we get it in escaped + // form on top of that, .latin1() is fine. + for ( ; uit != uEnd ; ++uit ) + uris.append( KURLDrag::urlToString( *uit ).latin1() ); + setUris( uris ); // we give the KDE uris to TQUriDrag. TODO: do the opposite in KDE4 and add a m_mostLocalUris member. + + uit = mostLocalUrls.begin(); + uEnd = mostLocalUrls.end(); + for ( ; uit != uEnd ; ++uit ) + m_urls.append( KURLDrag::urlToString( *uit ).latin1() ); + // we keep the most-local-uris in m_urls for exporting those as text/plain (for xmms) +} + +const char* KonqDrag::format( int i ) const +{ + if ( i == 0 ) + return "text/uri-list"; + else if ( i == 1 ) + return "application/x-tde-cutselection"; + else if ( i == 2 ) + return "text/plain"; + else if ( i == 3 ) + return "application/x-tde-urilist"; + else return 0; +} + +TQByteArray KonqDrag::encodedData( const char* mime ) const +{ + TQByteArray a; + TQCString mimetype( mime ); + if ( mimetype == "text/uri-list" ) + { + // Code taken from TQUriDrag::setUris + int c=0; + for (TQStrListIterator it(m_urls); *it; ++it) { + int l = tqstrlen(*it); + a.resize(c+l+2); + memcpy(a.data()+c,*it,l); + memcpy(a.data()+c+l,"\r\n",2); + c+=l+2; + } + a.resize(c+1); + a[c] = 0; + } + else if ( mimetype == "application/x-tde-urilist" ) + { + return TQUriDrag::encodedData( "text/uri-list" ); + } + else if ( mimetype == "application/x-tde-cutselection" ) + { + TQCString s ( m_bCutSelection ? "1" : "0" ); + a.resize( s.length() + 1 ); // trailing zero + memcpy( a.data(), s.data(), s.length() + 1 ); + } + else if ( mimetype == "text/plain" ) + { + TQStringList uris; + for (TQStrListIterator it(m_urls); *it; ++it) + uris.append(KURLDrag::stringToUrl(*it).prettyURL()); + TQCString s = uris.join( "\n" ).local8Bit(); + if( uris.count() > 1 ) + s.append( "\n" ); + a.resize( s.length() + 1 ); // trailing zero + memcpy( a.data(), s.data(), s.length() + 1 ); + } + return a; +} + +// + +// Used for KonqIconDrag too + +bool KonqDrag::decodeIsCutSelection( const TQMimeSource *e ) +{ + TQByteArray a = e->encodedData( "application/x-tde-cutselection" ); + if ( a.isEmpty() ) + return false; + else + { + kdDebug(1203) << "KonqDrag::decodeIsCutSelection : a=" << TQCString(a.data(), a.size() + 1) << endl; + return (a.at(0) == '1'); // true if 1 + } +} + +#include "konq_drag.moc" |